On Wed, 25 Mar 2020, Roberto Sassu wrote:

Evaluate error in init_ima() before register_blocking_lsm_notifier() and return if not zero.

Cc: stable@vger.kernel.org # 5.3.x Fixes: b16942455193 ("ima: use the lsm policy update notifier") Signed-off-by: Roberto Sassu roberto.sassu@huawei.com

---

security/integrity/ima/ima_main.c | 3 +++ 1 file changed, 3 insertions(+)

diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c index 9d0abedeae77..f96f151294e6 100644 --- a/security/integrity/ima/ima_main.c +++ b/security/integrity/ima/ima_main.c @@ -792,6 +792,9 @@ static int __init init_ima(void) error = ima_init(); }

• if (error)

• return error;
  

• error = register_blocking_lsm_notifier(&ima_lsm_policy_notifier); if (error) pr_warn("Couldn't register LSM notifier, error %d\n", error);

Reviewed-by: James Morris jamorris@linux.microsoft.com